openvpn中的pam_mysql的问题

认证通不过，crysus-sasl,mysql是yum安装，pam_mysql是源码安装，出现如下的secure日志，向高手求解
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - option verbose is set to "1"
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_close_db() called.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_sm_authenticate() called.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_open_db() called.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_open_db() returning 0.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_check_passwd() called.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_format_string() called
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_quick_escape() called.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - SELECT password FROM openvpnuser WHERE username = 'test' AND (active=1)
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_check_passwd() returning 6.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_sql_log() called.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_sql_log() returning 0.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_converse() called.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_open_db() called.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_check_passwd() called.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_format_string() called
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_quick_escape() called.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - SELECT password FROM openvpnuser WHERE username = 'test' AND (active=1)
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_check_passwd() returning 6.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_sql_log() called.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_sql_log() returning 0.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_sm_authenticate() returning 7.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_release_ctx() called.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_destroy_ctx() called.
Feb 16 11:22:19 mail saslauthd[26359]: pam_mysql - pam_mysql_close_db() called.

先看 conf 配置有问题没